It has serial products with three-ply，four-ply and eight-ply twelve-ply etc. Adopting new technique andtechnology the strong rope is produced with the quality index referring to those of all other ropes.which can shining at night or in dark time when it is applled so as to rise up safety of ship berthing．towing and marine work  It can clearly judge the state of rope when it is exerted by force，and has obvious warning function for over load work and night aid. It is a high-tech product and a patent product of our company(patent no：ZL200520075212.2)
　　The product is mainly used in ship accessory．ocean work，night aid．science and technology in national defense．warning of public security etc．